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Official data from INPI

MONTAGEM DE ELETRODO NÃO-CONSUMÍVEL E PROCESSO PARA PRODUZIR UM METAL POR REDUÇÃO ELETROLÍTICA.

ArquivadaInvention Patent

Application data

Number

PI8306968

Type

Invention Patent

Filing

12/19/1983

Publication

07/24/1984

Progress at the INPI

  1. Filing12/19/83
  2. Publication07/24/84
  3. Abandoned09/02/86
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALUMINUM COMPANY OF AMERICA

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Inventors

B. C. (pessoa física)

R. A. (pessoa física)

R. P. (pessoa física)

V. K. (pessoa física)

Technical data

IPC Classification

Priority claims

US

451.070 · 12/20/1982

US

451.071 · 12/20/1982

US

451.072 · 12/20/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/25/1989

RPI 966

Exigência - art. 36 da LPI

#6.1

10/11/1988

RPI 938

6.2

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

07/24/1984

RPI 718

Pedido de patente depositado

#2.1

02/28/1984

RPI 697

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